| Share
 

Dictionary


transi'tion el"ement



Chem.
any element in any of the series of elements with atomic numbers 21–29, 39–47, 57–79, and 89–107, that in a given inner orbital has less than a full quota of electrons. Also called transi'tion met"al.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

transition areatransition probability

 

Related Content